Sole for footwear



FIG. 1 is a top view of a sole for footwear showing my new design;

FIG. 2 is a front side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a rear view thereof.

The ornamental design for a sole for footwear, as shown and described.